Alcholicism kills brain cells and two suggestics would be to go to a rehab or speak to a therapist
Foods rich in iron help you maintain healthy red blood cells. Vitamins are also needed to build healthy red blood cells. These include vitamins B-2, B-12, and B-3, found in foods such as eggs, whole grains, and bananas. Red meats , and organ meat are high in nutrition which will increase the amount of red blood cells in your body.
If you mean humans have 5 senses (taste touch hear smell see) YES
Tobacco use, alchohol consumption, physical activity and diet sexual practices, and disease screening.